Mechanical keyboard engineering guide for keycap height profiles (Cherry, OEM, SA, KAT, MT3), PBT vs ABS plastic wall thickness, and MX stem tolerances.https://keycapspecs.com/enhttps://keycapspecs.com/posts/welcome/https://keycapspecs.com/posts/welcome/How keycap height profile, plastic choice and stem tolerance change typing feel, and the compatibility traps that ruin a keycap set purchase.Sat, 01 Aug 2026 00:00:00 GMTkeycapskeycap-profilespbt-vs-absmx-stemmechanical-keyboards